| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1122.36 | USD | 20251112 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1129.42 | USD | 20251112 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1129.42 | USD | 20251112 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1171.77 | USD | 20251112 |
| Hangjin Technology Co., Ltd. | China national standards | MT | 1016.48 | USD | 20251112 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1128.89 | USD | 20251111 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1121.84 | USD | 20251111 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1188.16 | USD | 20251111 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1128.89 | USD | 20251111 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1128.89 | USD | 20251111 |